Answer:
A century ride is 100 miles, hence the "century" name. A 100-kilometer bike ride is called a "quarter century" and converts to roughly 62 miles.
# be care #
I'm assuming you mean which one is written properly? It would be either 3 x 10^4 or 6 x 10^4.
Hope it helps!
They are equal. Because 3/6=6/12 and 6/12=3/6.
The answer is (2x + 1)(x - 3)